'PushDry' -> 'ArenaNext'

src/base/base_arena.c

@@ -1,6 +1,8 @@
 SharedArenaCtx shared_arena_ctx = ZI;
 
-/* NOTE: Application will exit if arena fails to reserve or commit initial memory. */
+////////////////////////////////////////////////////////////
+//~ Arena management
+
 Arena *AcquireArena(u64 reserve)
 {
     __prof;
@@ -58,11 +60,46 @@ void ReleaseArena(Arena *arena)
     ReleaseMemory(arena);
 }
 
-/* NOTE: Application will exit if arena fails to commit memory */
+/* Copy the memory from src to dst, replacing old contents.
+ * Dst will expand if necessary. */
+void CopyArena(Arena *dst, Arena *src)
+{
+    ResetArena(dst);
+    u64 data_size = src->pos;
+    u8 *data_src = ArenaFirst(src, u8);
+    u8 *data_dst = PushBytesNoZero(dst, data_size, 1);
+    CopyBytes(data_dst, data_src, data_size);
+}
+
+void ShrinkArena(Arena *arena)
+{
+    /* Not implemented */
+    Assert(0);
+    LAX arena;
+}
+
+void SetArenaReadonly(Arena *arena)
+{
+    SetMemoryReadonly(arena, arena->committed + ArenaHeaderSize);
+}
+
+void SetArenaReadWrite(Arena *arena)
+{
+    SetMemoryReadWrite(arena, arena->committed + ArenaHeaderSize);
+}
+
+void *ResetArena(Arena *arena)
+{
+    PopTo(arena, 0);
+    return ArenaFirst(arena, u8);
+}
+
+////////////////////////////////////////////////////////////
+//~ Push / pop
+
 void *PushBytesNoZero(Arena *arena, u64 size, u64 align)
 {
     Assert(align > 0);
-    Assert(!arena->readonly);
 
     void *ptr = 0;
     u8 *base = ArenaFirst(arena, u8);
@@ -111,36 +148,144 @@ void *PushBytesNoZero(Arena *arena, u64 size, u64 align)
     return ptr;
 }
 
-/* Copies the memory from the source arena into the destination arena,
+void *PushBytes(Arena *arena, u64 size, u64 align)
- * replacing old contents. Destination arena will be expanded if necessary. */
-void CopyArena(Arena *dst, Arena *src)
 {
-    ResetArena(dst);
+    void *p = PushBytesNoZero(arena, size, align);
-    u64 data_size = src->pos;
+    ZeroBytes(p, size);
-    u8 *data_src = ArenaFirst(src, u8);
+    return p;
-    u8 *data_dst = PushBytesNoZero(dst, data_size, 1);
-    CopyBytes(data_dst, data_src, data_size);
 }
 
-void ShrinkArena(Arena *arena)
+void *PushAlign(Arena *arena, u64 align)
 {
-    /* Not implemented */
+    if (align > 0)
-    Assert(0);
+    {
-    LAX arena;
+        u64 aligned_start_pos = (arena->pos + (align - 1));
+        aligned_start_pos -= aligned_start_pos % align;
+        u64 align_bytes = aligned_start_pos - (u64)arena->pos;
+        if (align_bytes > 0)
+        {
+            return (void *)PushStructsNoZero(arena, u8, align_bytes);
+        }
+        else
+        {
+            return (void *)(ArenaFirst(arena, u8) + arena->pos);
+        }
+    }
+    else
+    {
+        /* 0 alignment */
+        Assert(0);
+        return (void *)(ArenaFirst(arena, u8) + arena->pos);
+    }
 }
 
-void SetArenaReadonly(Arena *arena)
+void PopTo(Arena *arena, u64 pos)
 {
-#if RtcIsEnabled
+    Assert(arena->pos >= pos);
-    arena->readonly = 1;
+    AsanPoison(ArenaFirst(arena, u8) + pos, arena->pos - pos);
-#endif
+    arena->pos = pos;
-    SetMemoryReadonly(arena, arena->committed + ArenaHeaderSize);
 }
 
-void SetArenaReadWrite(Arena *arena)
+void PopBytesNoCopy(Arena *arena, u64 size)
 {
-    SetMemoryReadWrite(arena, arena->committed + ArenaHeaderSize);
+    Assert(arena->pos >= size);
-#if RtcIsEnabled
+    u64 new_pos = arena->pos - size;
-    arena->readonly = 0;
+    AsanPoison(ArenaFirst(arena, u8) + new_pos, arena->pos - new_pos);
-#endif
+    arena->pos = new_pos;
+}
+
+void PopBytes(Arena *arena, u64 size, void *copy_dst)
+{
+    Assert(arena->pos >= size);
+    u64 new_pos = arena->pos - size;
+    void *src = (void *)(ArenaFirst(arena, u8) + new_pos);
+    CopyBytes(copy_dst, src, size);
+    AsanPoison(ArenaFirst(arena, u8) + new_pos, arena->pos - new_pos);
+    arena->pos = new_pos;
+}
+
+void *ArenaFirst_(Arena *arena, u64 align)
+{
+    u64 aligned_start_pos = align - 1;
+    aligned_start_pos -= aligned_start_pos % align;
+    void *ptr = ((u8 *)arena + ArenaHeaderSize) + aligned_start_pos;
+    return ptr;
+}
+
+void *ArenaNext_(Arena *arena, u64 align)
+{
+    u64 aligned_start_pos = (arena->pos + (align - 1));
+    aligned_start_pos -= aligned_start_pos % align;
+    void *ptr = ((u8 *)arena + ArenaHeaderSize) + aligned_start_pos;
+    return ptr;
+}
+
+////////////////////////////////////////////////////////////
+//~ Temp arena helpers
+
+TempArena BeginTempArena(Arena *arena)
+{
+    TempArena t = ZI;
+    t.arena = arena;
+    t.start_pos = arena->pos;
+    return t;
+}
+
+void EndTempArena(TempArena temp)
+{
+    PopTo(temp.arena, temp.start_pos);
+}
+
+////////////////////////////////////////////////////////////
+//~ Fiber arena helpers
+
+FiberArenaCtx *FiberArenaCtxFromId(i16 fiber_id)
+{
+    SharedArenaCtx *g = &shared_arena_ctx;
+    FiberArenaCtx *ctx = &g->arena_contexts[fiber_id];
+    if (!ctx->perm_arena)
+    {
+        __profn("Initialize fiber arena ctx");
+        ctx->perm_arena = AcquireArena(Gibi(64));
+        for (i32 i = 0; i < (i32)countof(ctx->scratch_arenas); ++i)
+        {
+            ctx->scratch_arenas[i] = AcquireArena(Gibi(64));
+        }
+    }
+    return ctx;
+}
+
+////////////////////////////////////////////////////////////
+//~ Scratch arena helpers
+
+TempArena BeginScratch(Arena *potential_conflict)
+{
+    /* This function is currently hard-coded to search through 2 scratch arenas */
+    StaticAssert(ScratchArenasPerCtx == 2);
+
+    /* Use `BeginScratchNoConflict` if no conflicts are present */
+    Assert(potential_conflict != 0);
+
+    FiberArenaCtx *ctx = FiberArenaCtxFromId(FiberId());
+    Arena *scratch_arena = ctx->scratch_arenas[0];
+    if (scratch_arena == potential_conflict)
+    {
+        scratch_arena = ctx->scratch_arenas[1];
+    }
+    TempArena temp = BeginTempArena(scratch_arena);
+    return temp;
+}
+
+TempArena BeginScratchNoConflict_(void)
+{
+    FiberArenaCtx *ctx = FiberArenaCtxFromId(FiberId());
+    Arena *scratch_arena = ctx->scratch_arenas[0];
+    TempArena temp = BeginTempArena(scratch_arena);
+    return temp;
+}
+
+
+void EndScratch(TempArena scratch_temp)
+{
+    EndTempArena(scratch_temp);
 }

src/base/base_arena.h

@@ -9,19 +9,12 @@ Struct(Arena)
     u64 pos;
     u64 committed;
     u64 reserved;
-#if RtcIsEnabled
-    b32 readonly;
-#endif
 };
 
 Struct(TempArena)
 {
     Arena *arena;
     u64 start_pos;
-
-#if RtcIsEnabled
-    u64 scratch_id;
-#endif
 };
 
 ////////////////////////////////////////////////////////////
@@ -41,7 +34,19 @@ Struct(SharedArenaCtx)
 } extern shared_arena_ctx;
 
 ////////////////////////////////////////////////////////////
-//~ Arena push/pop
+//~ Arena management
+
+Arena *AcquireArena(u64 reserve);
+void ReleaseArena(Arena *arena);
+
+void CopyArena(Arena *dst, Arena *src);
+void ShrinkArena(Arena *arena);
+void SetArenaReadonly(Arena *arena);
+void SetArenaReadWrite(Arena *arena);
+void *ResetArena(Arena *arena);
+
+////////////////////////////////////////////////////////////
+//~ Push / pop
 
 #define PushStructs(a, type, n)         ((type *)PushBytes((a), (sizeof(type) * (n)), alignof(type)))
 #define PushStruct(a, type)             PushStructs((a), type, 1)
@@ -55,190 +60,46 @@ Struct(SharedArenaCtx)
 #define PopStructsNoCopy(a, type, n)    PopBytesNoCopy((a), sizeof(type) * (n))
 #define PopStructNoCopy(a, type)        PopStructsNoCopy((a), type, 1)
 
-#define ArenaFirst(arena, type) (type *)((u8 *)(arena) + ArenaHeaderSize)
+#define ArenaFirst(arena, type) (type *)ArenaFirst_((arena), alignof(type))
+#define ArenaNext(arena, type) (type *)ArenaNext_((arena), alignof(type))
 #define ArenaCount(arena, type) ((arena)->pos / sizeof(type))
 
-/* Returns a pointer to where the next push would be (at alignment of type).
- * Equivalent to PushStruct but without actually allocating anything or modifying the arena. */
-#define PushDry(a, type) (type *)(_PushDry((a), alignof(type)))
-
 void *PushBytesNoZero(Arena *arena, u64 size, u64 align);
+void *PushBytes(Arena *arena, u64 size, u64 align);
+void *PushAlign(Arena *arena, u64 align);
 
-Inline void *PushBytes(Arena *arena, u64 size, u64 align)
+void PopTo(Arena *arena, u64 pos);
-{
+void PopBytesNoCopy(Arena *arena, u64 size);
-    void *p = PushBytesNoZero(arena, size, align);
+void PopBytes(Arena *arena, u64 size, void *copy_dst);
-    ZeroBytes(p, size);
-    return p;
-}
 
-Inline void PopTo(Arena *arena, u64 pos)
+void *ArenaNext_(Arena *arena, u64 align);
-{
+void *ArenaFirst_(Arena *arena, u64 align);
-    Assert(arena->pos >= pos);
-    Assert(!arena->readonly);
-
-    AsanPoison(ArenaFirst(arena, u8) + pos, arena->pos - pos);
-    arena->pos = pos;
-}
-
-Inline void PopBytesNoCopy(Arena *arena, u64 size)
-{
-    Assert(arena->pos >= size);
-    Assert(!arena->readonly);
-    u64 new_pos = arena->pos - size;
-    AsanPoison(ArenaFirst(arena, u8) + new_pos, arena->pos - new_pos);
-    arena->pos = new_pos;
-}
-
-Inline void PopBytes(Arena *arena, u64 size, void *copy_dst)
-{
-    Assert(arena->pos >= size);
-    Assert(!arena->readonly);
-
-    u64 new_pos = arena->pos - size;
-    void *src = (void *)(ArenaFirst(arena, u8) + new_pos);
-    CopyBytes(copy_dst, src, size);
-
-    AsanPoison(ArenaFirst(arena, u8) + new_pos, arena->pos - new_pos);
-    arena->pos = new_pos;
-}
-
-Inline void *_PushDry(Arena *arena, u64 align)
-{
-    u64 aligned_start_pos = (arena->pos + (align - 1));
-    aligned_start_pos -= aligned_start_pos % align;
-    void *ptr = ArenaFirst(arena, u8) + aligned_start_pos;
-    return ptr;
-}
 
 ////////////////////////////////////////////////////////////
-//~ Arena management
+//~ Temp arena helpers
 
-Arena *AcquireArena(u64 reserve);
+TempArena BeginTempArena(Arena *arena);
-void ReleaseArena(Arena *arena);
+void EndTempArena(TempArena temp);
-
-void CopyArena(Arena *dst, Arena *src);
-void ShrinkArena(Arena *arena);
-void SetArenaReadonly(Arena *arena);
-void SetArenaReadWrite(Arena *arena);
-
-Inline void *PushAlign(Arena *arena, u64 align)
-{
-    Assert(!arena->readonly);
-    if (align > 0)
-    {
-        u64 aligned_start_pos = (arena->pos + (align - 1));
-        aligned_start_pos -= aligned_start_pos % align;
-        u64 align_bytes = aligned_start_pos - (u64)arena->pos;
-        if (align_bytes > 0)
-        {
-            return (void *)PushStructsNoZero(arena, u8, align_bytes);
-        }
-        else
-        {
-            return (void *)(ArenaFirst(arena, u8) + arena->pos);
-        }
-    }
-    else
-    {
-        /* 0 alignment */
-        Assert(0);
-        return (void *)(ArenaFirst(arena, u8) + arena->pos);
-    }
-}
-
-Inline void *ResetArena(Arena *arena)
-{
-    PopTo(arena, 0);
-    return ArenaFirst(arena, u8);
-}
 
 ////////////////////////////////////////////////////////////
-//~ Temp arena operations
+//~ Fiber arena helpers
-
-Inline TempArena BeginTempArena(Arena *arena)
-{
-    TempArena t = ZI;
-    t.arena = arena;
-    t.start_pos = arena->pos;
-    return t;
-}
-
-Inline void EndTempArena(TempArena temp)
-{
-    PopTo(temp.arena, temp.start_pos);
-}
-
-////////////////////////////////////////////////////////////
-//~ Fiber arena ctx operations
-
-Inline FiberArenaCtx *FiberArenaCtxFromId(i16 fiber_id)
-{
-    SharedArenaCtx *g = &shared_arena_ctx;
-    FiberArenaCtx *ctx = &g->arena_contexts[fiber_id];
-    if (!ctx->perm_arena)
-    {
-        __profn("Initialize fiber arena ctx");
-        ctx->perm_arena = AcquireArena(Gibi(64));
-        for (i32 i = 0; i < (i32)countof(ctx->scratch_arenas); ++i)
-        {
-            ctx->scratch_arenas[i] = AcquireArena(Gibi(64));
-        }
-    }
-    return ctx;
-}
 
+FiberArenaCtx *FiberArenaCtxFromId(i16 fiber_id);
 #define PermArena() (FiberArenaCtxFromId(FiberId())->perm_arena)
 
 ////////////////////////////////////////////////////////////
-//~ Scratch helpers
+//~ Scratch arena helpers
 
-/* Any parameterized arenas in the caller's scope should be passed into this
+TempArena BeginScratch(Arena *potential_conflict);
- * function as a potential "conflict". This is to prevent friction in case the
+TempArena BeginScratchNoConflict_(void);
- * passed arena is itself a scratch arena from another scope (since
+void EndScratch(TempArena scratch_temp);
- * parameterized arenas are often used to allocate persistent results for the
- * caller).
- *
- * Use `BeginScratchNoConflict` instead if there is no arena in the current
- * scope that could potentially be a scratch arena from another scope. */
-Inline TempArena BeginScratch(Arena *potential_conflict)
-{
-    /* This function is currently hard-coded to search through 2 scratch arenas */
-    StaticAssert(ScratchArenasPerCtx == 2);
-
-    /* Use `BeginScratchNoConflict` if no conflicts are present */
-    Assert(potential_conflict != 0);
-
-    FiberArenaCtx *ctx = FiberArenaCtxFromId(FiberId());
-    Arena *scratch_arena = ctx->scratch_arenas[0];
-    if (scratch_arena == potential_conflict)
-    {
-        scratch_arena = ctx->scratch_arenas[1];
-    }
-    TempArena temp = BeginTempArena(scratch_arena);
-    return temp;
-}
 
 /* This macro declares an unused "arena" variable that will error if an existing "arena"
  * variable is present (due to shadowing). This is for catching obvious cases of
  * `BeginScratchNoConflict` getting called when an `arena` variable already
- * exists in the caller's scope (`BeginScratch(arena)` should be called
+ * exists in the caller's scope. */
- * instead). */
 #define BeginScratchNoConflict() \
     BeginScratchNoConflict_(); \
     do { \
         u8 arena = 0; \
-        LAX arena; \
     } while (0)
-
-Inline TempArena BeginScratchNoConflict_(void)
-{
-    FiberArenaCtx *ctx = FiberArenaCtxFromId(FiberId());
-    Arena *scratch_arena = ctx->scratch_arenas[0];
-    TempArena temp = BeginTempArena(scratch_arena);
-    return temp;
-}
-
-Inline void EndScratch(TempArena scratch_temp)
-{
-    EndTempArena(scratch_temp);
-}

src/base/base_futex.c

@@ -154,7 +154,7 @@ void FutexWakeNeq(void *addr)
     if (first_id != 0)
     {
         TempArena scratch = BeginScratchNoConflict();
-        i16 *ids = PushDry(scratch.arena, i16);
+        i16 *ids = ArenaNext(scratch.arena, i16);
         i16 ids_count = 0;
         {
             i16 id = first_id;

src/base/base_string.c

@@ -23,7 +23,7 @@ String StringFromU64(Arena *arena, u64 n, u64 base, u64 zfill)
 
     /* Build backwards text starting from least significant digit */
     u64 len = 0;
-    u8 *backwards_text = PushDry(scratch.arena, u8);
+    u8 *backwards_text = ArenaNext(scratch.arena, u8);
     do
     {
         StringFromChar(scratch.arena, IntChars[n % base]);
@@ -56,7 +56,7 @@ String StringFromU64(Arena *arena, u64 n, u64 base, u64 zfill)
 //- Signed int conversion
 String StringFromI64(Arena *arena, i64 n, u64 base, u64 zfill)
 {
-    u8 *final_text = PushDry(arena, u8);
+    u8 *final_text = ArenaNext(arena, u8);
     u8 len = 0;
     if (n < 0)
     {
@@ -91,7 +91,7 @@ String StringFromF64(Arena *arena, f64 f, u32 precision)
 {
     TempArena scratch = BeginScratch(arena);
     String result = ZI;
-    result.text = PushDry(arena, u8);
+    result.text = ArenaNext(arena, u8);
 
     if (IsF32Nan(f))
     {
@@ -123,7 +123,7 @@ String StringFromF64(Arena *arena, f64 f, u32 precision)
         /* Print whole part */
         {
             /* Build backwards text starting from least significant digit */
-            u8 *backwards_text = PushDry(scratch.arena, u8);
+            u8 *backwards_text = ArenaNext(scratch.arena, u8);
             u64 backwards_text_len = 0;
             do
             {
@@ -164,7 +164,7 @@ String StringFromF64(Arena *arena, f64 f, u32 precision)
 String StringFromhandle(Arena *arena, u64 v0, u64 v1)
 {
     String result = ZI;
-    result.text = PushDry(arena, u8);
+    result.text = ArenaNext(arena, u8);
     result.len += PushString(arena, Lit("h")).len;
     result.len += StringFromU64(arena, v0, 16, 0).len;
     result.len += PushString(arena, Lit("x")).len;
@@ -176,7 +176,7 @@ String StringFromhandle(Arena *arena, u64 v0, u64 v1)
 String StringFromUid(Arena *arena, Uid uid)
 {
     String result = ZI;
-    result.text = PushDry(arena, u8);
+    result.text = ArenaNext(arena, u8);
     result.len += StringFromU64(arena, (uid.hi >> 32), 16, 8).len;
     return result;
 }
@@ -242,7 +242,7 @@ String CatString(Arena *arena, String str1, String str2)
 StringArray SplitString(Arena *arena, String str, String delim)
 {
     StringArray pieces = ZI;
-    pieces.strings = PushDry(arena, String);
+    pieces.strings = ArenaNext(arena, String);
     i64 piece_start = 0;
     for (i64 i = 0; i < (i64)str.len - (i64)delim.len; ++i)
     {
@@ -284,7 +284,7 @@ String IndentString(Arena *arena, String str, u32 indent)
     TempArena scratch = BeginScratch(arena);
 
     u64 final_len = 0;
-    u8 *final_text = PushDry(arena, u8);
+    u8 *final_text = ArenaNext(arena, u8);
 
     StringArray split = SplitString(scratch.arena, str, Lit("\n"));
     for (u64 i = 0; i < split.count; ++i)
@@ -443,7 +443,7 @@ StringListNode *PushStringToList(Arena *arena, StringList *l, String s)
 String StringFromList(Arena *arena, StringList l, String separator)
 {
     String result = ZI;
-    result.text = PushDry(arena, u8);
+    result.text = ArenaNext(arena, u8);
     for (StringListNode *n = l.first; n; n = n->next)
     {
         String s = n->s;
@@ -543,7 +543,7 @@ String FormatStringV(Arena *arena, String fmt, va_list args)
     __prof;
 
     u64 final_len = 0;
-    u8 *final_text = PushDry(arena, u8);
+    u8 *final_text = ArenaNext(arena, u8);
 
     u8 *end = fmt.text + fmt.len;
     b32 no_more_args = 0;
@@ -702,7 +702,7 @@ String StringFromString16(Arena *arena, String16 str16)
 {
     String result = {
         .len = 0,
-        .text = PushDry(arena, u8)
+        .text = ArenaNext(arena, u8)
     };
 
     u64 pos16 = 0;
@@ -727,7 +727,7 @@ String StringFromString32(Arena *arena, String32 str32)
 {
     String result = {
         .len = 0,
-        .text = PushDry(arena, u8)
+        .text = ArenaNext(arena, u8)
     };
 
     u64 pos32 = 0;
@@ -754,7 +754,7 @@ String16 String16FromString(Arena *arena, String str8)
 {
     String16 result = {
         .len = 0,
-        .text = PushDry(arena, u16)
+        .text = ArenaNext(arena, u16)
     };
 
     u64 pos8 = 0;
@@ -779,7 +779,7 @@ String32 String32FromString(Arena *arena, String str8)
 {
     String32 result = {
         .len = 0,
-        .text = PushDry(arena, u32)
+        .text = ArenaNext(arena, u32)
     };
 
     u64 pos8 = 0;

src/base/base_win32/base_win32.c

@@ -132,7 +132,7 @@ String SwappedStateFromName(Arena *arena, String name)
     if (handle != INVALID_HANDLE_VALUE)
     {
         u32 chunk_size = Kibi(64);
-        result.text = PushDry(arena, u8);
+        result.text = ArenaNext(arena, u8);
         for (;;)
         {
             u8 *chunk = PushStructsNoZero(arena, u8, chunk_size);

src/base/base_win32/base_win32_log.c

@@ -9,7 +9,7 @@ void InitLogSystem(String logfile_path)
     W32_SharedLogState *g = &W32_shared_log_state;
     g->logs_arena = AcquireArena(Gibi(64));
     g->log_msgs_arena = AcquireArena(Gibi(64));
-    g->readable_log_events = PushDry(g->logs_arena, LogEvent);
+    g->readable_log_events = ArenaNext(g->logs_arena, LogEvent);
     if (logfile_path.len > 0)
     {
         TempArena scratch = BeginScratchNoConflict();

src/collider/collider.c

@@ -331,7 +331,7 @@ CLD_EpaData CLD_EpaDataFromShapes(CLD_Shape *shape0, CLD_Shape *shape1, Xform xf
     if (gjk_result.overlapping)
     {
         CLD_MenkowskiSimplex s = gjk_result.simplex;
-        proto = PushDry(scratch.arena, CLD_MenkowskiPoint);
+        proto = ArenaNext(scratch.arena, CLD_MenkowskiPoint);
         {
             Assert(s.len == 3);
             CLD_MenkowskiPoint *tmp = PushStructsNoZero(scratch.arena, CLD_MenkowskiPoint, 3);
@@ -990,7 +990,7 @@ f32 CLD_TimeOfImpact(CLD_Shape *c0, CLD_Shape *c1, Xform xf0_t0, Xform xf1_t0, X
 /* TODO: Remove this (debugging) */
 Vec2Array CLD_Menkowski(Arena *arena, CLD_Shape *shape0, CLD_Shape *shape1, Xform xf0, Xform xf1, u32 detail)
 {
-    Vec2Array result = { .points = PushDry(arena, Vec2) };
+    Vec2Array result = { .points = ArenaNext(arena, Vec2) };
     for (u64 i = 0; i < detail; ++i)
     {
         f32 angle = ((f32)i / detail) * (2 * Pi);
@@ -1009,7 +1009,7 @@ Vec2Array CLD_Menkowski(Arena *arena, CLD_Shape *shape0, CLD_Shape *shape1, Xfor
 Vec2Array CLD_PointCloud(Arena *arena, CLD_Shape *shape0, CLD_Shape *shape1, Xform xf0, Xform xf1)
 {
     /* FIXME: Account for radius */
-    Vec2Array result = { .points = PushDry(arena, Vec2) };
+    Vec2Array result = { .points = ArenaNext(arena, Vec2) };
     Vec2 *points0 = shape0->points;
     Vec2 *points1 = shape1->points;
     u32 count0 = shape0->count;

src/font/font.c

@@ -244,7 +244,7 @@ F_Glyph F_GlyphFromCodepoint(F_Font *font, u32 codepoint)
 F_Run F_RunFromString(Arena *arena, F_Font *font, String str)
 {
     F_Run result = ZI;
-    result.rects = PushDry(arena, F_RunRect);
+    result.rects = ArenaNext(arena, F_RunRect);
 
     f32 baseline_length = 0;
     for (CodepointIter it = InitCodepointIter(str); NextCodepoint(&it);)

src/meta/meta_os/meta_os_win32/meta_os_win32.c

@@ -80,7 +80,7 @@ String OS_ReadEntireFile(Arena *arena, OS_File file)
     String result = ZI;
     HANDLE handle = (HANDLE)file.handle;
     u32 chunk_size = Kibi(64);
-    result.text = PushDry(arena, u8);
+    result.text = ArenaNext(arena, u8);
     for (;;)
     {
         u8 *chunk = PushStructsNoZero(arena, u8, chunk_size);
@@ -300,7 +300,7 @@ OS_CommandResult OS_RunCommand(Arena *arena, String cmd)
     /* Read process output */
     if (ok)
     {
-        result.output.text = PushDry(arena, u8);
+        result.output.text = ArenaNext(arena, u8);
         b32 exit_code_valid = 0;
         i32 exit_code = 0;
         b32 stdout_finished = 0;

src/mp3/mp3_mmf/mp3_mmf.c

@@ -64,7 +64,7 @@ MP3_Result MP3_Decode(Arena *arena, String encoded, u32 sample_rate, MP3_DecodeF
 
     //- Read
 
-    result.samples = PushDry(arena, i16);
+    result.samples = ArenaNext(arena, i16);
     u64 sample_bytes_read = 0;
     for (;;)
     {

src/net/net.c

@@ -29,7 +29,7 @@ N_Host *N_AcquireHost(u16 listen_port)
     host->rcv_buffer_write->arena = AcquireArena(Gibi(64));
     host->buddy = AcquireBuddyCtx(Gibi(64));
 
-    host->channels = PushDry(host->channel_arena, N_Channel);
+    host->channels = ArenaNext(host->channel_arena, N_Channel);
 
     host->num_channel_lookup_bins = N_NumChannelLookupBins;
     host->channel_lookup_bins = PushStructs(host->arena, N_ChannelLookupBin, host->num_channel_lookup_bins);

src/platform/platform_win32/platform_win32.c

@@ -44,7 +44,7 @@ String P_W32_StringFromWin32Path(Arena *arena, wchar_t *src)
 {
     String result = {
         .len = 0,
-        .text = PushDry(arena, u8)
+        .text = ArenaNext(arena, u8)
     };
 
     while (*src)